10031030 Ariat Men's Rebar Heat Fighter Long Sleeve T-Shirt-Khaki Rebar Heat Fighter T-shirts are made of lightweight mesh with moisture-wicking and an ordor-resistant finish to keep you cool and comfortable all work long. A ribbed collar provides great structure and resists slouching; ribbed cuffs stay put when pulled up. An all-around easy tee to work in any time. Especially great for outdoor jobs.